Information analyzing device, information analyzing method, information analyzing program, and search system
US8606810B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2009 |
| Grant date | Dec 10, 2013 |
| Priority date | — |
| Expiry date | Aug 3, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/3344
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provided are a related expression generation section that accepts an evaluation object expression, an linguistic expression to be evaluated, as input and generates a linguistic expression related to the evaluation object expression as a related expression; and a credibility calculation section that acquires the evaluation object expression and the related expression from a plurality of electronic documents along with time information and calculates credibility concerning the meaning of the evaluation object expression at a specific point in time by comparing the number of times that the acquired evaluation object expression appears and the number of times that the acquired related expression appears at the same time point.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.